Sogda, Lopatin, 1961

Peck, Stewart B. & Cook, Joyce, 2009, Review of the Sogdini of North and Central America (Coleoptera: Leiodidae: Leiodinae) with descriptions of fourteen new species and three new genera, Zootaxa 2102 (1), pp. 1-74 : 28

Key to North American species of Sogda

1 Male metafemur serrulate on posterior margin, lacking a distinct tooth ( Fig. 71 ); male metatibia elongate, curved, widened at apex ( Fig. 71 ); male protibial spur unmodified; unicolorous throughout .................................... S. obtusa

- Male metafemur with a distinct tooth on posterior margin as well as serrations ( Fig. 77 ); male metatibia angulate at about basal one-fourth of inner margin, narrow at base, widened in apical three-fourths ( Fig. 77 ); male protibial spur elongate, sinuate ( Fig. 76 ); elytra distinctly paler than pronotum ................................................................. S. enigma

Figures

FIGURES 69–74. Sogda obtusa. 69. Right antenna, dorsal view. 70. Mandibles, dorsal view. 71. Male right metafemur and metatibia. 72. Aedeagus, dorsal view. 73. Female sternite 8, ventral view. 74. Female coxites and styli, ventral view. Scale bar = 0.3 mm (Figs. 72, 74), 0.4 mm (Fig. 73), 0.5 mm (Figs. 69–70), 0.75 mm (Fig. 71).

FIGURES 75–78. Sogda enigma. 75. Right antenna, dorsal view. 76. Male right protibia. 77. Male right metafemur and metatibia. 78. Aedeagus, dorsal view. Scale bar = 0.3 mm (Fig. 78), 0.4 mm (Fig. 76), 0.5 mm (Fig. 75), 0.75 mm (Fig. 77).